hex.optimization

Class L_BFGS.GradientSolver

java.lang.Object

hex.optimization.L_BFGS.GradientSolver

Direct Known Subclasses:

GLM.GLMGradientSolver

Enclosing class:

L_BFGS

public abstract static class L_BFGS.GradientSolver
extends java.lang.Object

To be overriden to provide gradient computation specific for given problem.

Constructor Summary

Constructors

Constructor and Description
L_BFGS.GradientSolver()

Method Summary

Methods

Modifier and Type	Method and Description
L_BFGS.GradientInfo	getGradient(double[] betas)
abstract L_BFGS.GradientInfo[]	getGradient(double[][] betas)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

L_BFGS.GradientSolver

public L_BFGS.GradientSolver()

Method Detail

getGradient

public abstract L_BFGS.GradientInfo[] getGradient(double[][] betas)

getGradient

public final L_BFGS.GradientInfo getGradient(double[] betas)